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243072 (2007 HH3)
Classification: Main-belt Asteroid          SPK-ID: 2243072
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06642017738960085 5.366e-08  
a 2.74367034135599 3.005e-08 au
q 2.561435270584539 1.486e-07 au
i 4.897194458687873 7.2504e-06 deg
node 200.1420427820609 5.6755e-05 deg
peri 301.3258220691205 7.4376e-05 deg
M 297.3067247910467 4.9509e-05 deg
tp 2458889.577824566080
(2020-Feb-10.07782457)
0.00022933 TDB
period 1659.955019050063
4.54
2.7271e-05
7.466e-08
d
yr
n .2168733464874344 3.563e-09 deg/d
Q 2.925905412127442 3.2046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      6095 days (16.69 yr)  
   first obs. used      2002-02-11  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56574  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:10:19  

Additional Information
 Earth MOID = 1.57834 au 
 Jupiter MOID = 2.08659 au 
 T_jup = 3.340 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO413137  
diameter diameter 3.683 km 1.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243072 (2007 HH3)          Discovered 2007-Apr-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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